fix(core): Fixes flow for saves, adds logging and configurations (#513)

- [X] Adds better diagnostics for world saves.
- [X] Adds world save stats.
- [X] World now saves to a temporary folder.
- [X] Backups are now stored by timestamp.
- [X] Backup is now made after the world save.
- [X] "Saves" folder is now configurable.
- [X] Temporary folder is now configurable.
- [X] Backups folder is now configurable.

Projects/Server/Events/FastwalkEvent.cs

@@ -14,6 +14,7 @@
  *************************************************************************/
 
 using System;
+using System.Runtime.CompilerServices;
 using Server.Network;
 
 namespace Server
@@ -31,6 +32,7 @@ namespace Server
     {
         public static event Action<FastWalkEventArgs> FastWalk;
 
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static void InvokeFastWalk(FastWalkEventArgs e) => FastWalk?.Invoke(e);
     }
 }